From: Manivannan Sadhasivam <manivannan.sadhasivam@oss.qualcomm.com>
To: ryder.lee@mediatek.com, lpieralisi@kernel.org,
kwilczynski@kernel.org, mani@kernel.org, bhelgaas@google.com,
Sreeraj S Kurup <sreekuttan2156239@gmail.com>
Cc: robh@kernel.org, matthias.bgg@gmail.com,
angelogioacchino.delregno@collabora.com,
linux-pci@vger.kernel.org, linux-mediatek@lists.infradead.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3] PCI: mediatek-gen3: Fix 64-bit type truncation in mtk_pcie_set_trans_table()
Date: Thu, 10 Sep 2026 10:10:37 +0200 [thread overview]
Message-ID: <178902783731.2684.801323745956768589.b4-ty@b4> (raw)
In-Reply-To: <20260728122810.3475-1-sreekuttan2156239@gmail.com>
On Tue, 28 Jul 2026 12:28:10 +0000, Sreeraj S Kurup wrote:
> The variables cpu_addr, pci_addr, and remaining in
> mtk_pcie_set_trans_table() are of type resource_size_t, which is 64-bit
> on 64-bit architectures.
>
> Using 32-bit helpers fls(), ffs(), and BIT() causes 64-bit integer
> truncation when computing window sizes and address alignments above 4GB.
>
> [...]
Applied, thanks!
[1/1] PCI: mediatek-gen3: Fix 64-bit type truncation in mtk_pcie_set_trans_table()
commit: 13335fca4c23b1a6736ec9c7efc3750154a2ca24
Best regards,
--
மணிவண்ணன் சதாசிவம்
prev parent reply other threads:[~2026-09-10 8:10 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-28 12:28 [PATCH v3] PCI: mediatek-gen3: Fix 64-bit type truncation in mtk_pcie_set_trans_table() Sreeraj S Kurup
2026-09-10 8:10 ` Manivannan Sadhasivam [this message]
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